G. C. BASAVARAJU; M. VISHUKUMAR; P. RAGHUNATH. Metro Domination of Square Cycle. International Journal of Mathematics And its Applications, [S. l.], v. 5, n. 4 - E, p. 641–645, 2017. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1321. Acesso em: 22 jul. 2024.